VOA慢速英语:Trump Bans Transgender People from US Military

allow - v. permit

focus - v. direct your attention and effort

overwhelming - adj. very great in number, effect or force

burden - v. to make (someone) carry something heavy or deal with something difficult

tremendous - adj. very large or great

disruption - n. cause that interrupts normal progress or activity

entail - v. to have as a part of

LGBT - stands for lesbian, gay, bisexual and transgender